Quartz
Silicon Dioxide (SiO2)
mineral
Category
Manufactured Glass (Simulant)
Browse manufactured glass (simulant) specimens identified by the Rock Identifier community.
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Sandstone (likely with Quartz Veining)
Arenite (primarily SiO2)
sedimentary
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Sandstone (Ferruginous)
Arenite (SiO2 with Fe2O3 cement)
sedimentary
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Snow)
Silicon Dioxide (SiO2)
mineral
Blue Goldstone
Man-made glass with suspended copper, cobalt, or manganese particles
man-made glass
Quartz Sand Gravel
Silicon Dioxide (SiO2)
sedimentary
Quartz Pebble (often referred to as 'Sea Glass' or 'River Stone' when worn smooth)
Silicon Dioxide (SiO2)
mineral
Green Slag Glass
Amorphous Silica / Glassy Blast Furnace Slag
Mineraloid (Industrial byproduct)
White Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Common Grains)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (SiO2)
mineral
Chert
Microcrystalline Quartz (SiO2)
sedimentary
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz (River Pebble)
Silicon Dioxide (SiO2)
mineral
Red Slag Glass
Amorphous Silica (Industrial byproduct with metallic oxide dopants)
Mineraloid / Industrial Byproduct
Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone
Sedimentary Rock (Quartz arenite)
sedimentary
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Sandstone
Clastic sedimentary rock (primarily quartz arenite)
sedimentary
Quartz pebble
Silicon dioxide (SiO2)
sedimentary
Sandstone
Sedimentary rock composed mainly of sand-sized minerals or rock grains
sedimentary
Quartzite
Metamorphic Quartz Rock (SiO2)
metamorphic
Quartz
Silicon Dioxide (SiO2)
mineral
White quartz pebble
Quartz (silicon dioxide, SiO₂)
mineral
Sandstone
Sedimentary Clastic Rock (Quartz arenite)
sedimentary
Sandstone
Sedimentary Rock (Quartz arenite or arkose)
sedimentary
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Sandstone (Weathered Pebble)
Sedimentary Rock (Quartz arenite)
sedimentary
Sandstone
Sandstone (SiO2-rich detrital sedimentary rock)
sedimentary
Milky Quartz Pebble
Silicon Dioxide (SiO2)
mineral